- U-shaped average cost curve
- unbiased estimator
- unbundling
- uncertainty
- uncompetitive
- UNCTAD
- undated security
- under-capitalized
- under-developed country
- under-funded pension scheme
- under-subscription
- under-valued currency
- underlying rate of inflation
- underwriting
- undistributed profits
- UNDP
- unearned income
- unemployable
- unemployment
- unemployment benefit
- unemployment rate
- unexpected inflation
- unfair competition
- unfair dismissal
- unfunded pension scheme
- unified budget
- uniform business rate
- uniform distribution
- union
- union/non-union wage differential
